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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 873 |
1 files changed, 873 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..fc6e8a2 --- /dev/null +++ b/configure.ac @@ -0,0 +1,873 @@ +dnl Process this file with autoconf to produce a configure script. + +dnl ****************************************************************** +dnl Set up autoconf and automake +dnl When preparing a release, modify the numeric version components +dnl and remove the git suffix. +dnl ****************************************************************** +AC_INIT([sane-backends],[1.0.27], + [sane-devel@lists.alioth.debian.org]) +AC_PREREQ(2.69) dnl minimum autoconf version required +AC_CONFIG_MACRO_DIR([m4]) +AC_CONFIG_HEADERS([include/sane/config.h]) + +AM_INIT_AUTOMAKE([1.11.6 subdir-objects -Wall]) +AM_SILENT_RULES +dnl Turn off feature were automake will automatically run autoreconf. +dnl This is because we used to check in generated files into CVS which +dnl has known timestamp issues. +AM_MAINTAINER_MODE + +dnl ****************************************************************** +dnl Determine SANE version components and release status +dnl ****************************************************************** +AS_IF([test x = "x$AWK"],[AC_PROG_AWK]) +AS_IF([test x = "x`echo $VERSION | sed 's/[[.0-9]]//g'`"], + [is_release=yes], + [is_release=no]) +V_MAJOR=`echo $VERSION | $AWK -F. '{print $1}'` +V_MINOR=`echo $VERSION | $AWK -F. '{print $2}'` +V_REV=`echo $VERSION | $AWK -F. '{print $3}' | sed 's/[[^0-9]]//g'`; + +AC_DEFINE_UNQUOTED(SANE_DLL_V_MAJOR, $V_MAJOR, [SANE DLL major number]) +AC_DEFINE_UNQUOTED(SANE_DLL_V_MINOR, $V_MINOR, [SANE DLL minor number]) +AC_DEFINE_UNQUOTED(SANE_DLL_V_BUILD, $V_REV, [SANE DLL revision number]) +AC_SUBST(V_MAJOR) +AC_SUBST(V_MINOR) +AC_SUBST(V_REV) + +dnl ****************************************************************** +dnl Set up the compiler and linker +dnl ****************************************************************** +AC_PROG_CC +AM_PROG_CC_C_O +sane_save_CC=$CC +AC_PROG_CC_C99 dnl enables extensions to ISO C99 :-( +AS_IF([test xno != "x$ac_cv_prog_cc_c99"], + [AC_MSG_CHECKING([for $sane_save_CC option for ISO C99 w/o extensions]) + AS_CASE([$ac_cv_prog_cc_c99], + [-std=gnu99], [sane_prog_cc_c99="-std=c99"], + [-qlanglvl=extc99],[sane_prog_cc_c99="-qlanglvl=stdc99"]) + AS_IF([test "x$ac_cv_prog_cc_c99" = "x$sane_prog_cc_c99"], + [AC_MSG_RESULT([$ac_cv_prog_cc_99])], + [AC_MSG_RESULT([$sane_prog_cc_c99]) + CC="$sane_save_CC $sane_prog_cc_c99"]) + ]) +AC_PROG_GCC_TRADITIONAL +AC_USE_SYSTEM_EXTENSIONS dnl call before running the C compiler + +AM_PROG_AR +LT_INIT([disable-static win32-dll]) +LT_PREREQ([2.4.2]) + +dnl ***************************************************************** +dnl Set up I18N/L10N support +dnl ***************************************************************** +AM_GNU_GETTEXT([external]) +AM_GNU_GETTEXT_VERSION([0.18.1]) + +dnl *********************************************************************** +dnl Checks for programs. +dnl *********************************************************************** +AC_PATH_PROG(SANE_CONFIG_PATH, sane-config, no) + +dnl Call explicitely before using PKG_* +PKG_PROG_PKG_CONFIG + +AM_CONDITIONAL(CROSS_COMPILING, test x$cross_compiling = xyes) + +dnl *********************************************************************** +dnl set compiler/linker flags +dnl *********************************************************************** +SANE_SET_AM_CFLAGS([$is_release]) +SANE_SET_AM_LDFLAGS + +dnl *********************************************************************** +dnl Checks for unix variants +dnl *********************************************************************** +AC_SEARCH_LIBS([strerror],[cposix]) + +AC_NEED_BYTEORDER_H([include/byteorder.h]) +AX_CREATE_STDINT_H([include/_stdint.h]) + +dnl *********************************************************************** +dnl Checks for libraries +dnl *********************************************************************** +AC_ARG_ENABLE(dynamic, + AS_HELP_STRING([--disable-dynamic], + [Disable dynamic loading of backends]), + [enable_dynamic=$enableval], [enable_dynamic=auto]) +SANE_CHECK_DLL_LIB +dnl Checks for Backend libraries. +AC_CHECK_LIB(m, sqrt, MATH_LIB="-lm") +AC_SUBST(MATH_LIB) +case ${host_os} in + os2*) + AC_CHECK_LIB(syslog, sylog, SYSLOG_LIBS="-lsyslog") + ;; + beos*) + AC_CHECK_LIB(be, syslog, SYSLOG_LIBS="-lbe") + ;; +esac +AC_SUBST(SYSLOG_LIBS) + +SANE_CHECK_JPEG +SANE_CHECK_TIFF +SANE_CHECK_PNG +SANE_CHECK_IEEE1284 +SANE_CHECK_PTHREAD +SANE_CHECK_LOCKING +SANE_CHECK_GPHOTO2 + + +AC_ARG_WITH(v4l, + AS_HELP_STRING([--with-v4l], + [include the v4l backend @<:@default=yes@:>@]), + [# If --with-v4l=no or --without-v4l, disable backend + # as "$with_v4l" will be set to "no"]) + +if test "$with_v4l" != "no" ; then + PKG_CHECK_MODULES(LIBV4L, libv4l1, have_libv4l1=yes, have_libv4l1=no) +fi + +AC_ARG_ENABLE(avahi, + AS_HELP_STRING([--enable-avahi], [enable Avahi support for saned and the net backend]), + [enable_avahi=$enableval], [enable_avahi=no]) + +if test "$enable_avahi" = "yes"; then + PKG_CHECK_MODULES(AVAHI, [ avahi-client >= 0.6.24 ], + [AC_DEFINE(WITH_AVAHI, 1, [define if Avahi support is enabled for saned and the net backend])], enable_avahi=no) +fi + +dnl check sane to make sure we don't have two installations +AC_CHECK_LIB(sane, sane_init, LIBSANE_EXISTS="yes") + + +dnl ************************************************************** +dnl SNMP CHECKS +dnl ************************************************************** + +AC_ARG_WITH(snmp, + AS_HELP_STRING([--with-snmp], [enable SNMP support @<:@default=yes@:>@])) + +if test "$with_snmp" = "no"; then + echo "Not including SNMP support" +else + AC_PATH_PROG(SNMP_CONFIG_PATH, net-snmp-config, "no") + AC_CHECK_LIB([netsnmp], [snmp_timeout], LIBSNMP_EXISTS="yes") + AC_MSG_CHECKING(for proper SNMP version) + if test "$SNMP_CONFIG_PATH" != "no" ; then + snmp_version=`$SNMP_CONFIG_PATH --version 2>/dev/null` + vers=`echo $snmp_version | awk 'BEGIN { FS = "."; } { printf "%d", ($1 * 1000 + $2);}'` + if test -n "$vers" && test "$vers" -ge 5006; then + SNMP_LIBS=`$SNMP_CONFIG_PATH --libs` + SNMP_CFLAGS=`$SNMP_CONFIG_PATH --cflags` + AC_MSG_RESULT(yes) + with_snmp="yes" + else + AC_MSG_RESULT(no) + AC_MSG_WARN([You need at least net-snmp 5.6, your version is $snmp_version]) + with_snmp="no" + fi + else + with_snmp="no" + AC_MSG_RESULT(no) + fi +fi + +if test "$with_snmp" = "yes" && test "${LIBSNMP_EXISTS}x" = "yesx"; then + AC_SUBST(SNMP_LIBS) + AC_SUBST(SNMP_CFLAGS) + AC_DEFINE(HAVE_LIBSNMP, 1, [Define to 1 if you have the net-snmp library.]) +else + AC_MSG_WARN([net-snmp library disabled, autodetecting network scanners will not be supported.]) +fi + + + + + +dnl *********************************************************************** +dnl Checks for header files. +dnl *********************************************************************** +AC_HEADER_STDC +AC_CHECK_HEADERS(fcntl.h unistd.h libc.h sys/dsreq.h sys/select.h \ + sys/time.h sys/shm.h sys/ipc.h sys/signal.h sys/scanio.h os2.h \ + sys/socket.h sys/io.h sys/hw.h sys/types.h linux/ppdev.h \ + dev/ppbus/ppi.h machine/cpufunc.h sys/sem.h sys/poll.h \ + windows.h be/kernel/OS.h limits.h sys/ioctl.h asm/types.h\ + netinet/in.h tiffio.h ifaddrs.h pwd.h getopt.h) +AC_CHECK_HEADERS([asm/io.h],,,[#include <sys/types.h>]) + +SANE_CHECK_MISSING_HEADERS + +AC_CHECK_HEADERS(winsock2.h, SOCKET_LIB="-lws2_32") + +AC_CHECK_HEADER(resmgr.h,[ + AC_CHECK_LIB( + resmgr, + rsm_open_device,[ + AC_DEFINE(HAVE_RESMGR,1,[define if you have the resmgr library]) + RESMGR_LIBS="-lresmgr" + ] + ) +]) +AC_SUBST(RESMGR_LIBS) + +dnl *********************************************************************** +dnl Checks for types and structures +dnl *********************************************************************** + +AC_TYPE_SIZE_T +AC_TYPE_PID_T +AC_TYPE_SSIZE_T +SANE_CHECK_U_TYPES + +# from Python, check for "long long" type +AC_MSG_CHECKING(for long long support) +have_long_long=no +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[long long x; x = (long long)0;]])],[AC_DEFINE(HAVE_LONG_LONG, 1, Define if the long long type is available.) have_long_long=yes],[]) +AC_MSG_RESULT($have_long_long) + +AC_MSG_CHECKING([for socklen_t in <sys/socket.h>]) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <sys/socket.h> +]], [[socklen_t len]])],AC_MSG_RESULT(yes), +[AC_MSG_RESULT(no); AC_DEFINE(socklen_t,int, +[Define socklen_t as \'int\' if necessary.])]) + +AC_MSG_CHECKING([for union semun in <sys/sem.h>]) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <sys/types.h> +#include <sys/ipc.h> +#include <sys/sem.h> +]], [[union semun test_semun]])],[AC_MSG_RESULT(yes); +AC_DEFINE(HAVE_UNION_SEMUN,1,[Define if union semun is available.])], +[AC_MSG_RESULT(no)]) + +AC_MSG_CHECKING([for struct flock in fcntl.h]) +AC_EGREP_HEADER([struct flock], fcntl.h, [AC_MSG_RESULT(yes) ; + AC_DEFINE(HAVE_STRUCT_FLOCK, 1, + [Define if struct flock is available.])], AC_MSG_RESULT(no)) + +AC_MSG_CHECKING([for Linux ioctl defines]) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <sys/ioctl.h> +#include <asm/types.h> +]],[[ +__u32 houba = _IOR('v',14, unsigned long); +]])],[AC_MSG_RESULT(yes); +have_linux_ioctl_defines="yes";],AC_MSG_RESULT(no)) + +dnl *********************************************************************** +dnl Checks for compiler characteristics +dnl *********************************************************************** +AC_C_BIGENDIAN +AC_C_CONST +AC_C_INLINE + +dnl *********************************************************************** +dnl Checks for library functions +dnl *********************************************************************** + +dnl Functions for which we provide an implementation if missing +AC_CONFIG_LIBOBJ_DIR([lib]) +AC_FUNC_ALLOCA +AC_REPLACE_FUNCS([getenv inet_ntop inet_pton isfdtype sigprocmask \ + sleep snprintf strcasestr strdup strndup strsep syslog usleep \ + vsyslog]) +AS_IF([test x != x$ALLOCA], + [LTALLOCA=`echo "$ALLOCA" | sed 's/\.o$//; s/\.obj$//'`.lo]) +AC_SUBST(LTALLOCA) + +dnl Define SOCKET_LIB, NSL_LIB, BIND_LIB, and RESOLV_LIB when required +dnl for functions we use. +AC_CHECK_FUNC(gethostbyaddr,, [AC_CHECK_LIB(bind, gethostbyaddr, BIND_LIB="-lbind")]) +AC_CHECK_FUNC(gethostbyaddr,, [AC_CHECK_LIB(nsl, gethostbyaddr, NSL_LIB="-lnsl")]) +AC_CHECK_FUNC(socket,, [AC_CHECK_LIB(socket, socket, SOCKET_LIB="-lsocket")]) +AC_CHECK_FUNC(inet_aton,, [AC_CHECK_LIB(resolv, inet_aton, RESOLV_LIB="-lresolv")]) + +dnl Group related network libraries together so they can always be linked +dnl in. +SOCKET_LIBS="$SOCKET_LIB $NSL_LIB $BIND_LIB $RESOLV_LIB" +AC_SUBST(SOCKET_LIBS) + +dnl define HAVE_* values for network functions. This may require +dnl SOCKET_LIBS so set LIBS temporarily. +save_LIBS="$LIBS" +LIBS="$LIBS $SOCKET_LIBS" +AC_CHECK_FUNCS(inet_addr inet_aton inet_ntoa) +LIBS="$save_LIBS" + +if test "$ac_cv_header_be_kernel_OS_h" = "yes" ; then + dnl those are known to be broken in BeOS (BONE) + ac_cv_func_getaddrinfo=no + ac_cv_func_getnameinfo=no +fi + +AC_FUNC_MMAP +AC_CHECK_FUNCS(atexit ioperm i386_set_ioperm \ + mkdir strftime strstr strtod \ + cfmakeraw tcsendbreak strcasecmp strncasecmp _portaccess \ + getaddrinfo getnameinfo poll setitimer iopl getuid getpass) + +dnl sys/io.h might provide ioperm but not inb,outb (like for +dnl non i386/x32/x86_64 with musl libc) +if test "${ac_cv_header_sys_io_h}" = "yes"; then + AC_MSG_CHECKING([for inb,outb (provided by sys/io.h)]) + AC_LINK_IFELSE( + [AC_LANG_PROGRAM([[#include <sys/io.h>]], + [[inb(0);outb(0,0);]])], + [AC_MSG_RESULT([yes]) + sane_cv_have_sys_io_h_with_inb_outb="yes"], + [AC_MSG_RESULT([no]) + sane_cv_have_sys_io_h_with_inb_outb="no" + AC_MSG_WARN([sys/io.h does not provide inb,outb (non i386/x32/x86_64 arch?)])]) + if test "$sane_cv_have_sys_io_h_with_inb_outb" = "yes"; then + AC_DEFINE(SANE_HAVE_SYS_IO_H_WITH_INB_OUTB, 1, [Define to 1 if you have the <sys/io.h> providing inb,outb.]) + fi +else + sane_cv_have_sys_io_h_with_inb_outb="no" +fi + +SANE_PROTOTYPES + +if test "$ac_cv_header_os2_h" = "yes" ; then + AC_DEFINE(strncasecmp, strnicmp, [Define for OS/2 only]) + AC_DEFINE(strcasecmp, stricmp, [Define for OS/2 only]) +fi + +if test "$ac_cv_header_getopt_h" = "yes" ; then + AC_CHECK_FUNCS(getopt_long) +fi + +# Slightly abuse the AC_LIBOBJ macro to mark files as replacement code +AS_IF([test x$ac_cv_header_getopt_h != xyes \ + && test x$ac_cv_func_getopt_long != xyes], + [AC_LIBOBJ(getopt) + AC_LIBOBJ(getopt1)]) + +dnl *********************************************************************** +dnl checks for system services +dnl *********************************************************************** +if test -c /dev/urandom ; then + AC_DEFINE(HAVE_DEV_URANDOM, 1, [Is /dev/urandom available?]) +fi + +AC_ARG_WITH(systemd, + AS_HELP_STRING([--with-systemd], [enable systemd support @<:@default=yes@:>@])) +if test "x$with_systemd" != xno ; then + PKG_CHECK_MODULES(SYSTEMD, [libsystemd], have_systemd=yes, have_systemd=no) + if test "x$have_systemd" = xno; then + PKG_CHECK_MODULES(SYSTEMD, [libsystemd-daemon], have_systemd=yes, have_systemd=no) + fi + if test "x$have_systemd" = xyes; then + AC_DEFINE(HAVE_SYSTEMD, 1, [Is /usr/include/systemd/sd-daemon.h available?]) + else + if test "x$with_systemd" = xyes; then + AC_MSG_ERROR([Systemd support was requested but systemd was not found]) + fi + fi +fi + +dnl ****************************************************************** +dnl Check for USB support +dnl ****************************************************************** + +AC_ARG_WITH(usb, + AS_HELP_STRING([--with-usb], [enable USB support @<:@default=check@:>@]), + [], + [with_usb=check]) +AS_IF([test xno != "x$with_usb"], + [have_usb=no + AS_CASE(x$host_os, dnl odd-ball operating systems first + [beos*], + [AC_CHECK_HEADER(be/drivers/USB_scanner.h, [have_usb=yes])], + [os2*], + [AC_CHECK_HEADER(usbcalls.h, + [AC_CHECK_LIB(usbcall, UsbQueryNumberDevices, + [USB_LIBS="-lusbcall" + have_usb=yes + AC_DEFINE(HAVE_USBCALLS, [1], + [Define to 1 if you have usbcall.dll.]) + ]) + ], + [], + [#include <usb.h> + #include <os2.h> + ]) + ], + [dnl default to libusb-1.x, fall back to libusb-0.x if missing + PKG_CHECK_MODULES([USB], [libusb-1.0], + [AC_DEFINE([HAVE_LIBUSB], [1], + [Define to 1 if you have libusb-1.0]) + have_usb=yes + ], + [PKG_CHECK_MODULES([USB], [libusb >= 0.1.8], + [AC_DEFINE([HAVE_LIBUSB_LEGACY], [1], + [Define to 1 if you have libusb-0.1]) + have_usb=yes + ], + [dnl 10+ years old libusb or Windows version + AC_CHECK_HEADER(usb.h, + AC_CHECK_LIB(usb, usb_interrupt_read, + [USB_LIBS="-lusb" + have_usb=yes + ])) + AC_CHECK_HEADERS(lusb0_usb.h, + AC_CHECK_LIB(usb, usb_interrupt_read, + [USB_LIBS="-lusb" + have_usb=yes + ])) + ]) + ]) + ]) + ]) +AS_IF([test xyes = "x$with_usb" && test xyes != "x$have_usb"], + [AC_MSG_ERROR([USB support requested but required libraries not found.]) + ]) +AM_CONDITIONAL([have_usblib], [test x != "x$USB_LIBS"]) + +dnl ************ +dnl SCSI Support +dnl ************ + +dnl FIXME: These are a lot of header files to scan. We should +dnl scan for just one that is unique per platform and then do +dnl conditional scans for more specific only as needed. + +# Unset VERSION during the SCSI header check +sed "s!^#define VERSION .*!/* & */!" confdefs.h > confdefs.h.tmp +mv confdefs.h.tmp confdefs.h + +AC_CHECK_HEADERS(IOKit/scsi/SCSITaskLib.h IOKit/cdb/IOSCSILib.h \ + IOKit/scsi/SCSICommandOperationCodes.h \ + IOKit/scsi-commands/SCSICommandOperationCodes.h scsi.h sys/scsi.h \ + sys/scsicmd.h sys/scsiio.h bsd/dev/scsireg.h scsi/sg.h \ + camlib.h gscdds.h sys/scsi/scsi.h sys/scsi/sgdefs.h \ + sys/scsi/targets/scgio.h apollo/scsi.h sys/sdi_comm.h \ + sys/passthrudef.h) + +# Restore VERSION +sed "s!/\* \(#define VERSION .*\) \*/!\1!" confdefs.h > confdefs.h.tmp +mv confdefs.h.tmp confdefs.h + +AC_CHECK_HEADERS([io/cam/cam.h],,,[#include <io/common/iotypes.h>]) +AC_CHECK_HEADERS([ntddscsi.h ddk/ntddscsi.h],,,[#include <windows.h>]) + +dnl FreeBSD < 3 +if test "$ac_cv_header_sys_scsiio_h" = "yes" \ + && test "$ac_cv_header_scsi_h" = "yes"; then + AC_MSG_CHECKING([if 'scsireq_t' needs to be defined as 'struct scsireq']) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <sys/scsiio.h> +#include <scsi.h> +]], [[scsireq_t req]])],, + [AC_MSG_RESULT(yes); + AC_DEFINE(scsireq_t, struct scsireq_t, + [Define scsireq_t as \'struct scsireq\' if necessary.])]) +fi +AC_CHECK_LIB(scsi, scsireq_enter, SCSI_LIBS="-lscsi") # FreeBSD needs this + +dnl FreeBSD >= 3 +AC_CHECK_LIB(cam, cam_open_device, SCSI_LIBS="-lcam") # FreeBSD 3+ needs this + +AC_CHECK_FUNCS(scsireq_enter) + +if test "$ac_cv_header_scsi_sg_h" = "yes"; then + AC_MSG_CHECKING([for sg_header.target_status in <scsi/sg.h>]) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <sys/types.h> +#include <scsi/sg.h> +]],[[ +struct sg_header hdr; +hdr.target_status = 1; +return 0; +]])],[AC_MSG_RESULT(yes); + AC_DEFINE(HAVE_SG_TARGET_STATUS,1, + [Define if sg_header.target_status is available.])], + AC_MSG_RESULT(no)) +fi + +if test "$ac_cv_header_IOKit_scsi_SCSITaskLib_h" = "yes"; then + AC_MSG_CHECKING([for SCSITaskSGElement in IOKit/scsi/SCSITaskLib.h]) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#undef VERSION +#include <IOKit/scsi/SCSITaskLib.h> +]],[[ +SCSITaskSGElement range; +return 0; +]])],[AC_MSG_RESULT(yes); + AC_DEFINE(HAVE_SCSITASKSGELEMENT, 1, + [Define if SCSITaskSGElement is available.])], + AC_MSG_RESULT(no)) +fi + +# Multiple platforms can set SCSI_LIBS so do substitution at end. +AC_SUBST(SCSI_LIBS) + +AC_ARG_ENABLE(scsibuffersize, + AS_HELP_STRING([--enable-scsibuffersize=N], + [specify the default size in bytes of the buffer for SCSI + commands @<:@default=131072@:>@]), + [set_scsibuffersize="$enableval"], [set_scsibuffersize=131072]) +AC_DEFINE_UNQUOTED(SCSIBUFFERSIZE, $set_scsibuffersize, + [SCSI command buffer size]) +dnl FIXME: Move tihs to configuration printout area but probably +dnl but probably needs to be wrapped by what ever uses it so its +dnl only printed when used. +echo "scsi buffersize: $set_scsibuffersize" + +AC_ARG_ENABLE(scsi-directio, + AS_HELP_STRING([--enable-scsi-directio], + [enable SCSI direct IO (Linux only, dangerous, see + README.linux)]), + [ + if eval "test x$enable_scsi_directio = xyes"; then + AM_CFLAGS="$AM_CFLAGS -DENABLE_SCSI_DIRECTIO" + fi + ]) + +dnl **** +dnl IPv6 +dnl **** + +dnl check for IPv6 (can be overriden by --enable-ipv6) +if test "$ac_cv_func_getnameinfo" = "yes" \ + && test "$ac_cv_func_getaddrinfo" = "yes" ; then + SANE_CHECK_IPV6 +else + ipv6="no" +fi + +dnl *********************************************************************** +dnl initialize libtool +dnl *********************************************************************** +AC_ARG_ENABLE(preload, + AS_HELP_STRING([--disable-preload], + [Disable preloading of backends]), + [enable_preload=$enableval], [enable_preload=auto]) + +dnl Windows (cygwin/mingw), BeOS, and OS/2 need this. +case $host_os in + cygwin* | mingw* | beos* | os2*) + AM_LDFLAGS="$AM_LDFLAGS -no-undefined" +esac + +dnl Check for lock dir + +AC_ARG_WITH(lockdir, AS_HELP_STRING([--with-lockdir=DIR], + [set SANE lockdir @<:@localstatedir/lock/sane@:>@]), + [locksanedir=$withval],[locksanedir=${localstatedir}/lock/sane]) +AC_SUBST(locksanedir) + +configdir="${sysconfdir}/sane.d" +AC_SUBST(configdir) + +dnl *********************************************************************** +dnl enable/disable backends and features based on previous tests and user's +dnl choice +dnl *********************************************************************** + +AM_CPPFLAGS="${AM_CPPFLAGS} -DPATH_SANE_CONFIG_DIR=\$(configdir) \ + -DPATH_SANE_DATA_DIR=\$(datadir) \ + -DPATH_SANE_LOCK_DIR=\$(locksanedir) \ + -DV_MAJOR=${V_MAJOR} -DV_MINOR=${V_MINOR}" + +if test "${ac_cv_header_sys_socket_h}" = "no"; then + echo "*** disabling saned (sys/socket.h not found)" + SANED= +else + SANED=saned +fi +AM_CONDITIONAL(COMPILE_SANED, test x$SANED = xsaned) + +dnl These are the backends that are build in any case: + +AC_ARG_ENABLE(local-backends, + AS_HELP_STRING([--disable-local-backends], + [turn off compilation of all backends but net])) + +ALL_BACKENDS="abaton agfafocus apple artec artec_eplus48u as6e \ + avision bh canon canon630u canon_dr canon_pp cardscan \ + coolscan coolscan2 coolscan3 dc25 dc210 dc240 \ + dell1600n_net dmc epjitsu epson epson2 epsonds fujitsu genesys \ + gphoto2 gt68xx hp hp3500 hp3900 hp4200 hp5400 \ + hp5590 hpsj5s hpljm1005 hs2p ibm kodak kodakaio kvs1025 kvs20xx \ + kvs40xx leo lexmark ma1509 magicolor \ + matsushita microtek microtek2 mustek mustek_pp \ + mustek_usb mustek_usb2 nec net niash pie pieusb pint \ + pixma plustek plustek_pp qcam ricoh rts8891 s9036 \ + sceptre sharp sm3600 sm3840 snapscan sp15c st400 \ + stv680 tamarack teco1 teco2 teco3 test u12 umax + umax_pp umax1220u v4l xerox_mfp p5" + +# If user specifies backends manually then cause configure +# to fail if its detected it can't be compiled. If we +# are in automatic mode then remove backend from list instead. +user_selected_backends="yes" + +AC_ARG_VAR(BACKENDS, [list of backends to compile]) +if eval "test x$enable_local_backends = xno"; then + BACKENDS="net" +else + if test "${BACKENDS}" != "" ; then + AC_MSG_NOTICE([Manually selected backends: ${BACKENDS}]) + else + BACKENDS="$ALL_BACKENDS" + user_selected_backends="no" + fi +fi + +SANE_CHECK_BACKENDS + +if test "${sane_cv_use_libjpeg}" = "yes"; then + SANEI_SANEI_JPEG_LO="../sanei/sanei_jpeg.lo" +fi +AM_CONDITIONAL(HAVE_JPEG, test x$sane_cv_use_libjpeg = xyes) +AC_SUBST(SANEI_SANEI_JPEG_LO) + +AC_ARG_ENABLE(pnm-backend, + AS_HELP_STRING([--enable-pnm-backend], + [enable the pnm backend for testing frontends (possible security risk, see PROBLEMS file)]), + [FILTERED_BACKENDS="${FILTERED_BACKENDS} pnm"], + [echo "*** pnm backend not manually selected - disabling"]) + +BACKENDS="$FILTERED_BACKENDS" +BACKEND_LIBS_ENABLED="" +BACKEND_CONFS_ENABLED="" +BACKEND_MANS_ENABLED="" +for backend in ${BACKENDS} ; do + BACKEND_LIBS_ENABLED="${BACKEND_LIBS_ENABLED} libsane-${backend}.la" + BACKEND_CONFS_ENABLED="${BACKEND_CONFS_ENABLED} ${backend}.conf" + BACKEND_MANS_ENABLED="${BACKEND_MANS_ENABLED} sane-${backend}.5" + if test x$backend = xumax_pp; then + install_umax_pp_tools=yes + fi +done +AC_SUBST(BACKEND_LIBS_ENABLED) +AM_CONDITIONAL(INSTALL_UMAX_PP_TOOLS, test xyes = x$install_umax_pp_tools) + +AC_ARG_VAR(PRELOADABLE_BACKENDS, [list of backends to preload into single DLL]) +if test "${enable_preload}" = "auto"; then + if test "${enable_shared}" = "no" || test "${enable_dynamic}" != "yes"; then + enable_preload=yes + fi +fi +if test "${enable_preload}" = "yes"; then + echo "preloading backends into DLL" + + # If user specifies backends manually then cause configure + # to fail if its detected it can't be compiled. If we + # are in automatic mode then remove backend from list instead. + user_selected_backends="yes" + + if eval "test x$enable_local_backends = xno"; then + PRELOADABLE_BACKENDS="net" + else + if test "${PRELOADABLE_BACKENDS}" != "" ; then + AC_MSG_NOTICE([Manually selected preloadable backends: ${PRELOADABLE_BACKENDS}]) + else + PRELOADABLE_BACKENDS="$BACKENDS" + user_selected_backends="no" + fi + fi + + saved_BACKENDS="$BACKENDS" + BACKENDS="${PRELOADABLE_BACKENDS}" + + SANE_CHECK_BACKENDS + + PRELOADABLE_BACKENDS="$FILTERED_BACKENDS" + BACKENDS="$saved_BACKENDS" +else + PRELOADABLE_BACKENDS="" +fi +PRELOADABLE_BACKENDS_ENABLED="" +# Do not initialize BACKEND_CONFS_ENABLED so that its a combination +# of all backends. +for backend in ${PRELOADABLE_BACKENDS} ; do + BACKEND_CONFS_ENABLED="${BACKEND_CONFS_ENABLED} ${backend}.conf" + BACKEND_MANS_ENABLED="${BACKEND_MANS_ENABLED} sane-${backend}.5" + # Special hacks. Normally, we create a convenience library that + # matches the backend's name but in some cases that will conflict + # with an external library name that also matches backend name. + # Work around that here by renaming internal library. + if test "${backend}" = "gphoto2"; then + backend=gphoto2_i + fi + PRELOADABLE_BACKENDS_ENABLED="${PRELOADABLE_BACKENDS_ENABLED} lib${backend}.la" +done + +AC_SUBST(PRELOADABLE_BACKENDS) +AC_SUBST(PRELOADABLE_BACKENDS_ENABLED) +AC_SUBST(BACKEND_CONFS_ENABLED) +AC_SUBST(BACKEND_MANS_ENABLED) + +dnl in BeOS, backends are not installed in lib/sane, but add-ons/sane/ +dnl we account for both installing in /boot/beos and ~/config +case $host_os in + beos*) + libdir='${exec_prefix}/add-ons' + ;; +esac + +AC_ARG_ENABLE(parport-directio, + AS_HELP_STRING([--enable-parport-directio], + [enable direct hardware access to the parallel port, so + frontends will require special permission level]), + [ + if eval "test x$enable_parport_directio = xyes"; then + AM_CFLAGS="$AM_CFLAGS -DENABLE_PARPORT_DIRECTIO" + fi + ]) + +dnl ****************************************************************** +dnl SANE API specification format conversion support +dnl ****************************************************************** +AC_ARG_WITH(api-spec, + AS_HELP_STRING([--with-api-spec], + [convert API spec to supported output formats @<:@default=check@:>@]), + [], + [with_api_spec=check]) +dnl Test for all tools that may be involved. These tests are fast and +dnl running them allows for the Makefile targets to be formulated such +dnl that any non-requested formats can be made using a one-off without +dnl the need to reconfigure. +AC_PATH_PROG(MAKEINDEX, makeindex, no) +AC_PATH_PROG(DVIPS, dvips, no) +AC_PATH_PROG(LATEX, latex, no) +AC_PATH_PROG(PDFLATEX, pdflatex, no) +AC_PATH_PROG(FIG2DEV, fig2dev, no) +AC_PATH_PROG(GS, gs, no) +AC_PATH_PROG(DLH, dlh, no) +AC_PATH_PROG(PPMTOGIF, ppmtogif, no) +AS_IF([test xno != "x$with_api_spec"], + [dnl Flag formats for which all required tools have been found + AS_IF([ test xno != "x$MAKEINDEX" \ + && test xno != "x$DVIPS" \ + && test xno != "x$FIG2DEV" \ + && test xno != "x$LATEX"], [with_api_ps=yes]) + AS_IF([ test xno != "x$MAKEINDEX" \ + && test xno != "x$PDFLATEX" \ + && test xno != "x$FIG2DEV" \ + && test xno != "x$GS"], [with_api_pdf=yes]) + AS_IF([ test xno != "x$MAKEINDEX" \ + && test xno != "x$DVIPS" \ + && test xno != "x$FIG2DEV" \ + && test xno != "x$DLH" \ + && test xno != "x$GS" \ + && test xno != "x$PPMTOFIG" ], [with_api_html=yes]) + + AS_IF([test xyes = "x$with_api_spec" \ + && test xyes != "x$with_api_ps" \ + && test xyes != "x$with_api_pdf" \ + && test xyes != "x$with_api_html"], + [AC_MSG_ERROR([tools to convert the API spec are missing]) + ]) + ]) +AM_CONDITIONAL(WITH_API_PS, [test x$with_api_ps = xyes]) +AM_CONDITIONAL(WITH_API_PDF, [test x$with_api_pdf = xyes]) +AM_CONDITIONAL(WITH_API_HTML, [test x$with_api_html = xyes]) + +dnl *********************************************************************** +dnl Write output files +dnl *********************************************************************** + +AC_SUBST(AM_CPPFLAGS) +AC_SUBST(AM_CFLAGS) +AC_SUBST(AM_LDFLAGS) + +AC_CONFIG_FILES([Makefile lib/Makefile sanei/Makefile frontend/Makefile \ + japi/Makefile backend/Makefile include/Makefile doc/Makefile \ + po/Makefile.in testsuite/Makefile testsuite/sanei/Makefile testsuite/tools/Makefile \ + tools/Makefile doc/doxygen-sanei.conf doc/doxygen-genesys.conf]) +AC_CONFIG_FILES([tools/sane-config], [chmod a+x tools/sane-config]) +AC_CONFIG_FILES([tools/sane-backends.pc]) +AC_OUTPUT + +dnl *********************************************************************** +dnl print configuration information +dnl *********************************************************************** + +echo "-> Variables used for compilation/linking:" +echo AM_CPPFLAGS=\"${AM_CPPFLAGS}\" +echo AM_CFLAGS=\"${AM_CFLAGS}\" +echo AM_LDFLAGS=\"${AM_LDFLAGS}\" +echo LIBS=\"${LIBS}\" +echo "-> Installation directories:" +echo "Configuration: `eval eval echo ${sysconfdir}`" +echo "Libraries: `eval eval echo ${libdir}`" +echo "Binaries: `eval eval echo ${bindir}` and `eval eval echo ${sbindir}`" +echo "Manpages: `eval eval echo ${mandir}`" +echo "Documentation: `eval eval echo ${docdir}`" +if eval "test x$INSTALL_LOCKPATH = xinstall-lockpath" ; then + echo "Lockfiles: `eval eval echo ${locksanedir}`" +else + echo "Lockfiles: Feature is disabled!" +fi +echo "-> Network parameters:" +if test "${SANED}" = "saned" ; then + echo "Build saned: yes" +else + echo "Build saned: no" +fi +echo "IPv6 support: `eval eval echo ${ipv6}`" +echo "Avahi support: `eval eval echo ${enable_avahi}`" +echo "SNMP support: `eval eval echo ${with_snmp}`" +echo "-> The following backends will be built:" +for backend in ${BACKENDS} ; do + echo $ECHO_N "${backend} " +done +echo +echo +echo "-> The following preload backends will be built:" +for backend in ${PRELOADABLE_BACKENDS} ; do + echo $ECHO_N "${backend} " +done +echo + +if test "$SANE_CONFIG_PATH" != "no" ; then + SANE_INSTALLED_VERSION=`$SANE_CONFIG_PATH --version` + SANE_INSTALLED_PREFIX=`$SANE_CONFIG_PATH --prefix` + if test "$SANE_INSTALLED_PREFIX" != "$prefix" ; then + echo "*** WARNING: SANE is already installed (version $SANE_INSTALLED_VERSION). The old" + echo "*** installation is at $SANE_INSTALLED_PREFIX while SANE will now be installed" + echo "*** at $prefix. It is recommended to uninstall the old SANE version" + echo "*** before installing the new one to avoid problems." + fi +else + if test "$LIBSANE_EXISTS" = "yes" ; then + echo "*** Warning: An old version of SANE was detected but the sane-config program" + echo "*** couldn't be found. If you encounter any problems with SANE remove the old" + echo "*** SANE files and reinstall this version." + fi +fi +if eval "test x${sysconfdir} = x/usr/etc" ; then + echo "*** WARNING: Configuration files are stored in /usr/etc. If this is not" + echo "*** intended, use --sysconfdir to set another path (e.g. "/etc")." +fi +if test "$SELECTED_BACKENDS" != "" ; then + echo "*** Warning: Local backends have been disabled. This means that scanners" + echo "*** connected to your local computer won't be supported. Only a network" + echo "*** connection to a remote host is possible." +fi +if test "$with_usb" != "no" && test "$have_usb" != "yes" ; then + echo "*** Warning: sane-backends will be built without USB support. There may" + echo "*** be valid reasons to do so, e.g. if you don't use USB scanners or on" + echo "*** platforms without USB support but generally this means that you" + echo "*** can't use USB devices with SANE. The most probable cause is that" + if test "${ac_cv_header_usb_h}" != "yes"; then + echo "*** the libusb header file usb.h is not installed. If you use Linux" + echo "*** you may need a package called 'libusb-dev', 'libusb-devel' or similar." + else + echo "*** libusb is not installed at all or is too old. See README." + fi +fi + +echo "****************************************************************" +echo "* Please be sure to read file PROBLEMS in this directory *" +echo "* BEFORE running any of the SANE applications. Some devices *" +echo "* may be damaged by improper operation, so please do heed this *" +echo "* advice. *" +echo "****************************************************************" |